On Thu, Sep 13, 2012 at 04:32:00PM +0200, Stephan Wiesand wrote: > Hello Winnie, > > On Sep 13, 2012, at 16:01 , Winnie Lacesso wrote: > > > Several times over past few years I've seen user processes "go mad" > > (programming error) & use all RAM, then all swap (as ganglia so vividly > > shows), then the box ends up at a kernel panic. > > (Server OS is SL5.x 64-bit BTW) > > we rarely see panics in these cases. The box just becomes unusable. Which > effectively makes no difference though. >
yes, same here. often, the system starts paging and becomes unresponsive (user pushes the reset button) well before OOM kills the offending process. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada
